The U.S. and China will work through a series of nagging trade barriers -- in areas like beef and poultry -- under the auspices of a 100-day plan announced when President Trump and Chinese President Xi Jinping met in April, the two countries said in a May 11 joint statement on their progress to date . The two sides will start to discuss a one-year plan as “concrete progress is made in implementing the actions under the 100-day plan,” according...